Dual-lens diving mask



FIG. 1 is a perspective view of a dual-lens diving mask showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a side elevational view thereof, looking toward the left side of the dual-lens diving mask as it appears in FIGS. 1, 2 and 3. 

The ornamental design for a dual-lens diving mask, substantially as shown. 